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US Patent: 147,184
Machines for Forming Sheet-Metal Caps
Patentee: Rollin A. Smith (exact or similar names) - Fond Du Lac, Fond Du Lac County, WI USPTO Classifications: 72/414, 72/433 Tool Categories: metalworking machines : forging machines : drop hammers Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jan. 05, 1874 Granted: Feb. 03, 1874 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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